What was found
(CAN) THE CUSTOMER REPORT HAVING HAD A POWER ROLL BACK DURING A TAKE-OFF ROLL. THE TAKE-OFF WAS ABORTED. THE NP DROPPED FROM 1020 TO 900 RPM ON ENGINE NR 2, TQ DROPPED DOWN. ENGINE NR 1 WAS NORMAL. THE ENGINE VISUAL INSPECTION WAS PERFORMED AND NOTHING WAS NOTED. EMU DOWNLOAD IS BEING PERFORMED. CFIRST & FSR ARE TROUBLESHOOTING WITH THE CUSTOMER.